Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346597 | Magnetic tape cassette | Masato Tanaka | 1994-05-03 |
| 5276580 | Tape cassette including a spool locking member | Masato Tanaka | 1994-01-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346597 | Magnetic tape cassette | Masato Tanaka | 1994-05-03 |
| 5276580 | Tape cassette including a spool locking member | Masato Tanaka | 1994-01-04 |